17-4PH Seamless Aerospace Duct Tube from Germany
Seamless 17-4PH precipitation hardening heat-resisting steel tube for aircraft engine ducting with thermal cycling resistance. Covered by HTS 7304.59.60.00 as circular seamless tubes of other heat-resisting alloy steel.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• AMS 5643 aerospace material specification mandatory for validation
• ITAR compliance essential; declare aerospace end-use on entry summary
• Solution annealed condition must be documented to prove heat treatment status